FAO. (1991). World soil resources reports N.71.6: Agro-ecological land resources assessment for agricultural development planning. Rome: FAO.
Chicago Style citaatFAO. World Soil Resources Reports N.71.6: Agro-ecological Land Resources Assessment for Agricultural Development Planning. Rome: FAO, 1991.
MLA citatieFAO. World Soil Resources Reports N.71.6: Agro-ecological Land Resources Assessment for Agricultural Development Planning. Rome: FAO, 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.